Discover is a great tool
Once you have some research parameters set, it is advisable to leave Discover and conduct your search in one of the Discipline Specific Databases, or Subject Databases. Your results will be much more targeted, PLUS you gain some useful analytics to help you strengthen your research even more.
can offer a much more targeted and refined search than a full Discover Search. You also gain some analytic tools that can be very helpful to your research. Below is a list of suggested subject databases for science fields.